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Finding the Third Proportional to 25,575.75 and 38,211.75

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Solution

The third proportional to 25,575.75 and 38,211.75 is: 57,090.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,575.75 : 38,211.75 = 38,211.75 : x
  2. Step 2: Convert to fraction form
    25,575.75/38,211.75 = 38,211.75/x
  3. Step 3: Cross multiply
    25,575.75x = 38,211.75 × 38,211.75
  4. Step 4: Simplify right side
    25,575.75x = 1,460,137,838.06
  5. Step 5: Solve for x
    x = 1,460,137,838.06/25,575.75
  6. Step 6: Final answer
    x = 57,090.71

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.